MAYBE
33.98/10.35	MAYBE
33.98/10.35	
33.98/10.35	Problem:
33.98/10.35	 a(x1) -> x1
33.98/10.35	 a(b(x1)) -> b(b(c(a(c(x1)))))
33.98/10.35	 b(x1) -> x1
33.98/10.35	 c(c(x1)) -> a(x1)
33.98/10.35	
33.98/10.35	Proof:
33.98/10.35	 Open
33.98/10.35	EOF